« previous next »

Author Question: Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal approximation ... (Read 70 times)

viki

  • Hero Member
  • *****
  • Posts: 525
on: Jun 24, 2018
Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal
  approximation to find P(800 < x  825 ).
 
  A) 0.4783 B) 0.4623 C) 0.4578 D) 0.0636

Question 2

Assume that x is a binomial random variable with n = 100 and p = 0.60. Use a normal
  approximation to find P(x < 65 ).
 
  A) 0.1788 B) 0.5753 C) 0.8686 D) 0.8212


alvinum

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

An electrocardiogram (ECG, EKG) is a commonly used procedure in which the electrical events associat An electrocardiogram (ECG, EKG) is a commonly used procedure in which the electrical events associat
An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified. An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified.
A, Normal intravertebral disk; B, herniated disk. A, Normal intravertebral disk; B, herniated disk.
Modification of neural transmission in the central nervous system: (a) normal transmission; (b) ... Modification of neural transmission in the central nervous system: (a) normal transmission; (b) ...
Normal depolarization of the motor end plate: (a) Depolarization: Ach causes calcium to be released ... Normal depolarization of the motor end plate: (a) Depolarization: Ach causes calcium to be released ...
) Random assortment of maternal (blue) and paternal (purple) chromosomes at metaphase ) Random assortment of maternal (blue) and paternal (purple) chromosomes at metaphase
Video: Virtual Tour of the Eye Animation

For a complete list of videos, visit our video library